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Diffstat (limited to 'src/mesh/assimp-master/contrib/gtest/test/gtest_help_test.py')
-rw-r--r-- | src/mesh/assimp-master/contrib/gtest/test/gtest_help_test.py | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/src/mesh/assimp-master/contrib/gtest/test/gtest_help_test.py b/src/mesh/assimp-master/contrib/gtest/test/gtest_help_test.py new file mode 100644 index 0000000..093c838 --- /dev/null +++ b/src/mesh/assimp-master/contrib/gtest/test/gtest_help_test.py @@ -0,0 +1,172 @@ +#!/usr/bin/env python +# +# Copyright 2009, Google Inc. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above +# copyright notice, this list of conditions and the following disclaimer +# in the documentation and/or other materials provided with the +# distribution. +# * Neither the name of Google Inc. nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +"""Tests the --help flag of Google C++ Testing Framework. + +SYNOPSIS + gtest_help_test.py --build_dir=BUILD/DIR + # where BUILD/DIR contains the built gtest_help_test_ file. + gtest_help_test.py +""" + +__author__ = 'wan@google.com (Zhanyong Wan)' + +import os +import re +import gtest_test_utils + + +IS_LINUX = os.name == 'posix' and os.uname()[0] == 'Linux' +IS_WINDOWS = os.name == 'nt' + +PROGRAM_PATH = gtest_test_utils.GetTestExecutablePath('gtest_help_test_') +FLAG_PREFIX = '--gtest_' +DEATH_TEST_STYLE_FLAG = FLAG_PREFIX + 'death_test_style' +STREAM_RESULT_TO_FLAG = FLAG_PREFIX + 'stream_result_to' +UNKNOWN_FLAG = FLAG_PREFIX + 'unknown_flag_for_testing' +LIST_TESTS_FLAG = FLAG_PREFIX + 'list_tests' +INCORRECT_FLAG_VARIANTS = [re.sub('^--', '-', LIST_TESTS_FLAG), + re.sub('^--', '/', LIST_TESTS_FLAG), + re.sub('_', '-', LIST_TESTS_FLAG)] +INTERNAL_FLAG_FOR_TESTING = FLAG_PREFIX + 'internal_flag_for_testing' + +SUPPORTS_DEATH_TESTS = "DeathTest" in gtest_test_utils.Subprocess( + [PROGRAM_PATH, LIST_TESTS_FLAG]).output + +# The help message must match this regex. +HELP_REGEX = re.compile( + FLAG_PREFIX + r'list_tests.*' + + FLAG_PREFIX + r'filter=.*' + + FLAG_PREFIX + r'also_run_disabled_tests.*' + + FLAG_PREFIX + r'repeat=.*' + + FLAG_PREFIX + r'shuffle.*' + + FLAG_PREFIX + r'random_seed=.*' + + FLAG_PREFIX + r'color=.*' + + FLAG_PREFIX + r'print_time.*' + + FLAG_PREFIX + r'output=.*' + + FLAG_PREFIX + r'break_on_failure.*' + + FLAG_PREFIX + r'throw_on_failure.*' + + FLAG_PREFIX + r'catch_exceptions=0.*', + re.DOTALL) + + +def RunWithFlag(flag): + """Runs gtest_help_test_ with the given flag. + + Returns: + the exit code and the text output as a tuple. + Args: + flag: the command-line flag to pass to gtest_help_test_, or None. + """ + + if flag is None: + command = [PROGRAM_PATH] + else: + command = [PROGRAM_PATH, flag] + child = gtest_test_utils.Subprocess(command) + return child.exit_code, child.output + + +class GTestHelpTest(gtest_test_utils.TestCase): + """Tests the --help flag and its equivalent forms.""" + + def TestHelpFlag(self, flag): + """Verifies correct behavior when help flag is specified. + + The right message must be printed and the tests must + skipped when the given flag is specified. + + Args: + flag: A flag to pass to the binary or None. + """ + + exit_code, output = RunWithFlag(flag) + self.assertEquals(0, exit_code) + self.assert_(HELP_REGEX.search(output), output) + + if IS_LINUX: + self.assert_(STREAM_RESULT_TO_FLAG in output, output) + else: + self.assert_(STREAM_RESULT_TO_FLAG not in output, output) + + if SUPPORTS_DEATH_TESTS and not IS_WINDOWS: + self.assert_(DEATH_TEST_STYLE_FLAG in output, output) + else: + self.assert_(DEATH_TEST_STYLE_FLAG not in output, output) + + def TestNonHelpFlag(self, flag): + """Verifies correct behavior when no help flag is specified. + + Verifies that when no help flag is specified, the tests are run + and the help message is not printed. + + Args: + flag: A flag to pass to the binary or None. + """ + + exit_code, output = RunWithFlag(flag) + self.assert_(exit_code != 0) + self.assert_(not HELP_REGEX.search(output), output) + + def testPrintsHelpWithFullFlag(self): + self.TestHelpFlag('--help') + + def testPrintsHelpWithShortFlag(self): + self.TestHelpFlag('-h') + + def testPrintsHelpWithQuestionFlag(self): + self.TestHelpFlag('-?') + + def testPrintsHelpWithWindowsStyleQuestionFlag(self): + self.TestHelpFlag('/?') + + def testPrintsHelpWithUnrecognizedGoogleTestFlag(self): + self.TestHelpFlag(UNKNOWN_FLAG) + + def testPrintsHelpWithIncorrectFlagStyle(self): + for incorrect_flag in INCORRECT_FLAG_VARIANTS: + self.TestHelpFlag(incorrect_flag) + + def testRunsTestsWithoutHelpFlag(self): + """Verifies that when no help flag is specified, the tests are run + and the help message is not printed.""" + + self.TestNonHelpFlag(None) + + def testRunsTestsWithGtestInternalFlag(self): + """Verifies that the tests are run and no help message is printed when + a flag starting with Google Test prefix and 'internal_' is supplied.""" + + self.TestNonHelpFlag(INTERNAL_FLAG_FOR_TESTING) + + +if __name__ == '__main__': + gtest_test_utils.Main() |